Fossil tree resins open a window into the deep past as their organic compounds, termed biomarkers, can be used to identify the botanical provenance of these ancient trees, as well as the paleoenvironmental conditions in which ...
Cratons are pieces of ancient continents that formed several billions of years ago. Their study provides a window as to how processes within and on the surface of Earth operated in the past. Cratons preserve relics of our ...
Earth Sciences
Jun 8, 2023
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3
Newly discovered biomarker signatures point to a whole range of previously unknown organisms that dominated complex life on Earth about a billion years ago. They differed from complex eukaryotic life as we know it, such as ...
Evolution
Jun 7, 2023
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7362
Underwater volcanoes on the Earth's crust are active contributors of many different elements to the oceanic environment. Hence, they play an important role in biogeochemical and chemosynthetic cycles of the ocean. Although ...
Earth Sciences
Jun 1, 2023
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121
The ground beneath Antarctica's most vulnerable glacier has been mapped for the first time, helping scientists to better understand how it is being affected by climate change. Analysis of the geology below the Thwaites Glacier ...
Earth Sciences
May 31, 2023
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34
Archaeologists at Flinders University have identified rare images of Moluccan vessels from Indonesia's eastern islands in rock art paintings that may provide the first archaeological evidence of visitors from Southeast Asia ...
Archaeology
May 31, 2023
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255
The West Antarctic Ice Sheet is shrinking, with many glaciers across the region retreating and melting at an alarming rate. However, this was not always the case according to new research published last month (April 28) in ...
Earth Sciences
May 30, 2023
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180
Visually striking layers of burnt orange, yellow, silver, brown and blue-tinged black are characteristic of banded iron formations, sedimentary rocks that may have prompted some of the largest volcanic eruptions in Earth's ...
Earth Sciences
May 25, 2023
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330
An international research team led by Professor Long Xiao from the School of Earth Sciences of China University of Geosciences (Wuhan) has discovered the presence of marine sedimentary rocks on the surface of Mars for the ...
Planetary Sciences
May 22, 2023
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474
The Mastcam-Z instrument aboard NASA's Perseverance Mars rover recently collected 152 images while looking deep into Belva Crater, a large impact crater within the far larger Jezero Crater. Stitched into a dramatic mosaic, ...
Planetary Sciences
May 18, 2023
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